[Xen-changelog] [xen-unstable] libxl: NetBSD PCI passthrough support

[Xen patchbot-unstable <patchbot@xxxxxxx>]

# HG changeset patch
# User Christoph Egger <Christoph.Egger@xxxxxxx>
# Date 1351181575 -3600
# Node ID c26e1a79fe77735410d5712348a612fa4b1e377f
# Parent  e9b8bf4656b99de0b0650a6ed7736a9eb80a5ae3
libxl: NetBSD PCI passthrough support

Add PCI passthrough support for HVM guests.

Signed-off-by: Christoph Egger <Christoph.Egger@xxxxxxx>
Committed-by: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
---


diff -r e9b8bf4656b9 -r c26e1a79fe77 tools/libxl/libxl_internal.h
--- a/tools/libxl/libxl_internal.h      Thu Oct 25 17:05:29 2012 +0100
+++ b/tools/libxl/libxl_internal.h      Thu Oct 25 17:12:55 2012 +0100
@@ -373,8 +373,6 @@ typedef struct {
 #define PCI_SLOT(devfn)         (((devfn) >> 3) & 0x1f)
 #define PCI_FUNC(devfn)         ((devfn) & 0x07)
 #define AUTO_PHP_SLOT          0x100
-#define SYSFS_PCI_DEV          "/sys/bus/pci/devices"
-#define SYSFS_PCIBACK_DRIVER   "/sys/bus/pci/drivers/pciback"
 #define XENSTORE_PID_FILE      "/var/run/xenstored.pid"
 
 #define PROC_PCI_NUM_RESOURCES 7
diff -r e9b8bf4656b9 -r c26e1a79fe77 tools/libxl/libxl_osdeps.h
--- a/tools/libxl/libxl_osdeps.h        Thu Oct 25 17:05:29 2012 +0100
+++ b/tools/libxl/libxl_osdeps.h        Thu Oct 25 17:12:55 2012 +0100
@@ -23,14 +23,27 @@
 
 #define _GNU_SOURCE
 
-#if defined(__NetBSD__) || defined(__OpenBSD__)
+#if defined(__NetBSD__)
+#define SYSFS_PCI_DEV          "/sys/bus/pci/devices"
+#define SYSFS_PCIBACK_DRIVER   "/kern/xen/pci"
+#include <util.h>
+#elif defined(__OpenBSD__)
 #include <util.h>
 #elif defined(__linux__)
+#define SYSFS_PCI_DEV          "/sys/bus/pci/devices"
+#define SYSFS_PCIBACK_DRIVER   "/sys/bus/pci/drivers/pciback"
 #include <pty.h>
 #elif defined(__sun__)
 #include <stropts.h>
 #endif
 
+#ifndef SYSFS_PCIBACK_DRIVER
+#error define SYSFS_PCIBACK_DRIVER for your platform
+#endif
+#ifndef SYSFS_PCI_DEV
+#error define SYSFS_PCI_DEV for your platform
+#endif
+
 #ifdef NEED_OWN_ASPRINTF
 #include <stdarg.h>
 

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